OpenTechnical

OT-2026-000101036

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000101036) never changes.

Identity and time

Publication numberOT-2026-000101036 · never reused
Internal UUID01a0aea3-c377-7c1e-b8ae-4b2dfa6fc0f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101036
StatusPUBLIC

Content hashes

Canonical texta38ab30dbe55ffc1461e4d07f160d1d667909a76791a31ce09c2d0910cf38e55
Markdowne5631d2aae9e9c8d2f670431986c9ec74f30d1a278830988a1e6466a1bee7eac
PDF
Publication page14a4e3508d694fad60e6e307465e194c7b5772f9f4d70ca1db40a22d3f23d769
Manifest1e846e80958cdba7e4c4378946cd5d0f7a02caec09d6ce6de177350d0af975e6

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
SignatureItya8SawutCTFMSONKc+VxWEx8rNi7gGQ6sqWyocCM96nDrDObt7HXTl/yP1JcuttXZQOeJLcAK05YbLhMlwCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:38.624965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101036
observed 14a4e3508d694fad60e6e307465e194c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.609618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101036/manifest.json
observed 1e846e80958cdba7e4c4378946cd5d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.592368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101036/publication.md
observed e5631d2aae9e9c8d2f670431986c9ec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.574014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101036/publication.txt
observed a38ab30dbe55ffc1461e4d07f160d1d6...
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.