OpenTechnical

OT-2026-000077922

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000077922) never changes.

Identity and time

Publication numberOT-2026-000077922 · never reused
Internal UUID01a0ae95-2ed1-74e0-b7de-2492db64f6dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077922
StatusPUBLIC

Content hashes

Canonical text72e46f1170138a514796d8467a685427eb7d590dc38932ba69bcbc1833cba0f2
Markdown7b3756a6700b5a310bc85de8dcbfa90634deb7924fc6b7b7e85591254c4f1cd8
PDF
Publication page9c6815af04b574fa57981b28a9374b473bb5f1615806c9d330041411a8dfa955
Manifeste892e67a4e7d7eb16cfb39fcf1735696537c4a3cf9f9a8d30dfa2767341a9f08

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
Signaturew5qYx5iTjjUh9kbHfAltZz1tw4G3vLRauMptSAlUcouxmknFmOzQ+xrvM54PzFuh8liYCVcMiXHpiSkxyrnHBg==
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

2026-09-17T10:10:10.699628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077922
observed 9c6815af04b574fa57981b28a9374b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.295538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077922/manifest.json
observed e892e67a4e7d7eb16cfb39fcf1735696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.278603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077922/publication.md
observed 7b3756a6700b5a310bc85de8dcbfa906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.259635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077922/publication.txt
observed 72e46f1170138a514796d8467a685427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:11.980038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077922
observed 9c6815af04b574fa57981b28a9374b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:11.959662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077922/manifest.json
observed e892e67a4e7d7eb16cfb39fcf1735696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:11.938488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077922/publication.md
observed 7b3756a6700b5a310bc85de8dcbfa906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:11.918919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077922/publication.txt
observed 72e46f1170138a514796d8467a685427...
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.