OpenTechnical

OT-2026-000055796

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055796) never changes.

Identity and time

Publication numberOT-2026-000055796 · never reused
Internal UUID01a0ae87-0a49-7cd8-842a-5f5d3b8b75f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055796
StatusPUBLIC

Content hashes

Canonical text96057f6768f6b5e34368a821444168c538af2c34aaf35bce8290a05a84208b6d
Markdowne4fcb3382056dcf8c92b27d048e6dcdaf478e0f8eea9839b59f52af1c8864cdb
PDF
Publication pagec2f91dc4db1ceb2b8810fa9497ddba056370e28e8a5b3dadefb3d6c9d4db3aa8
Manifest4d46e25c366a409e804e45afd377b443d81ec3749dba2a017a106b2b9ab7ddee

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
SignatureVdtOPPrshuXManvi3itthGzDcQ2eFn6+Mp9u+Vyt0qFHsAw5CW+A+JoMqz7lvJoXbB9bCXSNjbiOW/fUxjl9CA==
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

2026-09-17T10:51:10.230702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055796
observed c2f91dc4db1ceb2b8810fa9497ddba05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:10.214918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055796/manifest.json
observed 4d46e25c366a409e804e45afd377b443...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:10.198373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055796/publication.md
observed e4fcb3382056dcf8c92b27d048e6dcda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:10.181733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055796/publication.txt
observed 96057f6768f6b5e34368a821444168c5...
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.