OpenTechnical

OT-2026-000076920

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000076920) never changes.

Identity and time

Publication numberOT-2026-000076920 · never reused
Internal UUID01a0ae94-b071-7177-b44e-ec765ecb4d33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076920
StatusPUBLIC

Content hashes

Canonical textc4d10c264e0739723ac097de80a95edd2215007a11eba839791c91c67e7b94a3
Markdown21f988f638fd1ff9038d4fc4f33c3841be1aae55b10e1d187569a1b1549c6eba
PDF
Publication page6ca43c5e22623c574af2785fa94d56fc279e00c2b602017bd86a72a4018c686b
Manifest00b23a80abef2f511b402287976402ea19afc0405bbdf8b22f4fdce7171a306a

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
SignatureTBMjCZ9ikgQEw1d1vdxPQrqGQmn4cJHCRy4VqQ0YLxZdauJnN1E1b1+3dfqbOqKq+YkwAeToqpzzxpMQ/9lHAg==
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

2026-09-17T10:09:51.283215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076920
observed 6ca43c5e22623c574af2785fa94d56fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:51.265700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076920/manifest.json
observed 00b23a80abef2f511b402287976402ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:51.247673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076920/publication.md
observed 21f988f638fd1ff9038d4fc4f33c3841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:51.228453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076920/publication.txt
observed c4d10c264e0739723ac097de80a95edd...
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.