OpenTechnical

OT-2026-000012135

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, pulsed blow-off before set-down

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-2026-000012135) never changes.

Identity and time

Publication numberOT-2026-000012135 · never reused
Internal UUID01a0ae6d-39f4-7717-9dec-e13d10509c8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012135
StatusPUBLIC

Content hashes

Canonical text5ca121536d712b938f7dead28565a650cb340591885061e1562506d3344c4002
Markdown245fdfb4f7fdd7e7e623d3c5906338dd23e0879c9beff0a8becd20319174413a
PDF
Publication page197ed5bfea1eefd0884182278f3136328f8697864ac882064378f8c2325280c3
Manifest2622e62d31cd7b826bfb6069d518d094bee6e2beafa1fa418983762297e1aeea

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
Signaturevq5nA/FL0x+x67wdsiosjSYTIHD4iT5OsPnrTvilBy28pp4ZaLpZvbuJfMmDEjyFXoWLRVmpY2eQ0ExjS/JQCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:11:01.407841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012135
observed 197ed5bfea1eefd0884182278f313632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:01.386959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012135/manifest.json
observed 2622e62d31cd7b826bfb6069d518d094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:01.363691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012135/publication.md
observed 245fdfb4f7fdd7e7e623d3c5906338dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:01.340070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012135/publication.txt
observed 5ca121536d712b938f7dead28565a650...
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.