OpenTechnical

OT-2026-000075271

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000075271) never changes.

Identity and time

Publication numberOT-2026-000075271 · never reused
Internal UUID01a0ae93-f200-7c5f-b5f8-747223057c24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075271
StatusPUBLIC

Content hashes

Canonical texte231bdd3451f9f6c0a6da430eacda64b62056773213a9579eddd9cbdac4c1b90
Markdowne6c1fc3d06901928c5c5d9f8eea82789acd3a028672fdca7b3be4f2cee3d9275
PDF
Publication page7939d9cd47e87def0365264ac7ee2cef68ceb692b14f0db763438cee56c78e22
Manifest4814b001c74aeb6bd589e5af645f10c23e1055f86f496e5457a60e979e9bd3ad

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureYwP92MaLjV9dXcbicbO8fuDVcs063FqDfe/wM+mJ+76gMnZIaWi5IqKlaeWvm2fNv7l0FgXYWx+RZ3j/avZkAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:40.386209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075271
observed 7939d9cd47e87def0365264ac7ee2cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.364287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075271/manifest.json
observed 4814b001c74aeb6bd589e5af645f10c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.335778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075271/publication.md
observed e6c1fc3d06901928c5c5d9f8eea82789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.223390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075271/publication.txt
observed e231bdd3451f9f6c0a6da430eacda64b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:57.446357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075271
observed 7939d9cd47e87def0365264ac7ee2cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:57.306045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075271/manifest.json
observed 4814b001c74aeb6bd589e5af645f10c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:57.286737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075271/publication.md
observed e6c1fc3d06901928c5c5d9f8eea82789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:57.266617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075271/publication.txt
observed e231bdd3451f9f6c0a6da430eacda64b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.