OpenTechnical

OT-2026-000079880

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000079880) never changes.

Identity and time

Publication numberOT-2026-000079880 · never reused
Internal UUID01a0ae96-4376-7182-926c-e64c050e0eb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079880
StatusPUBLIC

Content hashes

Canonical textd34a857e2375b2f7adbcc75d035f91d9a4cdddd006114a5489eeba341f41beb6
Markdownc5bfd7a8092067e22161a013b0098712ac0a8fc531a1614a01d892e3c501a197
PDF
Publication pagefa79650c3919a6e402b380b69ebaae3c9e28fa4a9e7cd574df18e1ca206e9f07
Manifest51474125f5347d9d26a2d50114ec56f8ab10d41e2a222eb5212fa079332543ad

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
Signaturets+sqSL2UybM5ZUNUqZkwmCY6gFWQwDuPXRQljj+C5tiSzTLhvSes8bPSOwIjSlWHf7CNzsvCV3jSYsGWnCLCg==
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

2026-09-17T10:03:46.270797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079880
observed fa79650c3919a6e402b380b69ebaae3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:46.252037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079880/manifest.json
observed 51474125f5347d9d26a2d50114ec56f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:46.233997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079880/publication.md
observed c5bfd7a8092067e22161a013b0098712...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:46.214435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079880/publication.txt
observed d34a857e2375b2f7adbcc75d035f91d9...
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.