OpenTechnical

OT-2026-000088913

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088913) never changes.

Identity and time

Publication numberOT-2026-000088913 · never reused
Internal UUID01a0ae9b-8f11-7d80-baad-b69f5dd904b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088913
StatusPUBLIC

Content hashes

Canonical text4121e614095505671518a1b7c1b18e4f9a24ecfa39376cf47e11fa0902ceb136
Markdowne19020487084e33529b6339c47950d2b8110a006cc914bc786f0d9b555c8801c
PDF
Publication page00b54c49f8ad38cfba8cb0227685dd535b8948422af02944bc83d270f6f27f49
Manifest7a879dcb0687ee4326c8a3d4ce6102da1fe411d9ed36e8133ad7fa0876a94d6f

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
SignatureaYvfsL9IVYJ9utCFOCgpC+hK94su6exqhBoPBlFmkNvLQW5E5UEmFrTEjZRv/H+1VnesZvdndt2EweiEC1t5DQ==
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

2026-09-17T09:48:19.150042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088913
observed 00b54c49f8ad38cfba8cb0227685dd53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.134059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088913/manifest.json
observed 7a879dcb0687ee4326c8a3d4ce6102da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.114920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088913/publication.md
observed e19020487084e33529b6339c47950d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.095733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088913/publication.txt
observed 4121e614095505671518a1b7c1b18e4f...
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.