OpenTechnical

OT-2026-000063040

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063040) never changes.

Identity and time

Publication numberOT-2026-000063040 · never reused
Internal UUID01a0ae8c-94a9-7eed-aad3-e11c952cb75c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063040
StatusPUBLIC

Content hashes

Canonical text4543b3dc4ebc385c604a1936783a9fd484852a29227d11399de98b9ca2441a1e
Markdown981bb011251226e639d58e90ee4ad546eb979eee89226e5f0bfbee0fe583d06d
PDF
Publication pagea2ed83a40c6b955abc90eac7dc57fb1a5d78f10511c877588a04e8d67f2ac1d2
Manifestca87fdc034f1e9f61799df6a9a2aae74eb69ee979f06396d1223a79f8323d74b

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
SignatureS/DDLJjMtkRaSz7SW77OhjMKM3kgcYeTretvkYhXc/D7CGay8FIPcr7XVRwf+Sr+PC4ObLhS1KtqVesbLdI3AQ==
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

2026-09-17T10:40:42.152493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063040
observed a2ed83a40c6b955abc90eac7dc57fb1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.133495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063040/manifest.json
observed ca87fdc034f1e9f61799df6a9a2aae74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.115370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063040/publication.md
observed 981bb011251226e639d58e90ee4ad546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.094849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063040/publication.txt
observed 4543b3dc4ebc385c604a1936783a9fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.844071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063040
observed a2ed83a40c6b955abc90eac7dc57fb1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.826270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063040/manifest.json
observed ca87fdc034f1e9f61799df6a9a2aae74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.808850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063040/publication.md
observed 981bb011251226e639d58e90ee4ad546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.791288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063040/publication.txt
observed 4543b3dc4ebc385c604a1936783a9fd4...
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.