OpenTechnical

OT-2026-000055490

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000055490) never changes.

Identity and time

Publication numberOT-2026-000055490 · never reused
Internal UUID01a0ae86-a102-70d6-be3b-30bcba61693e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055490
StatusPUBLIC

Content hashes

Canonical text4d37fa94391cb78ea181d362df03544dffa9aa5a9f4a3fe6c18e08400e263360
Markdown4332a1dcd220572af58af95c208fc7cdd540d0b2d65409b45074849807fcf8d8
PDF
Publication paged975cb4c46024d809b7767335c568d400bfde80c1cf9cb2b1d74939a8e702e53
Manifest3bea731a08079ab24050332aeb200f25f5f8e44d5f00054f3ba33938fd1b766b

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
SignatureY7EMJSeUSvBH3RPc/CMA9Xpq6ywzoEF9sF3eSLUvFjaKbS9srcX+x4iM1zfGn+F2Dm0iAuND9rYt3Sca11rBCw==
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

2026-09-17T10:52:09.495257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055490
observed d975cb4c46024d809b7767335c568d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.477044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055490/manifest.json
observed 3bea731a08079ab24050332aeb200f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.458649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055490/publication.md
observed 4332a1dcd220572af58af95c208fc7cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.441302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055490/publication.txt
observed 4d37fa94391cb78ea181d362df03544d...
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.