OpenTechnical

OT-2026-000053686

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000053686) never changes.

Identity and time

Publication numberOT-2026-000053686 · never reused
Internal UUID01a0ae85-0a96-7cf8-a854-e312e2e33280 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053686
StatusPUBLIC

Content hashes

Canonical textd0ea0ea966c209bc0c704fd14a6fe6eeda0201740d6fbeb28f8ec5b61f5e5837
Markdown23cdf2b8ed92baabaebf74c0e3ae800c3102b4bd6da49ddc3543838f5f1b1210
PDF
Publication page48ec495fc6079aaa63dbab6a51087c24da6070019c1c22f1c9596df7218ff6e2
Manifest15feaa635d7b09ea5a9481968ff78f17b89f30f4d4c075ea4680eeb49ed2d786

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
SignaturejLt/pEOFQscmtWkDDvWqiWYuQaTqi5WBl0LDcGFKhCNQ9oyX4hzoqZSmMUbrero+zn53DTbgZqrD9H6VBL0UCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:39.604967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053686
observed 48ec495fc6079aaa63dbab6a51087c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:39.586045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053686/manifest.json
observed 15feaa635d7b09ea5a9481968ff78f17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:39.563013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053686/publication.md
observed 23cdf2b8ed92baabaebf74c0e3ae800c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:39.532064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053686/publication.txt
observed d0ea0ea966c209bc0c704fd14a6fe6ee...
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.