OpenTechnical

OT-2026-000055772

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000055772) never changes.

Identity and time

Publication numberOT-2026-000055772 · never reused
Internal UUID01a0ae87-09cb-774b-998c-0e7390766daf · 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-2026-000055772
StatusPUBLIC

Content hashes

Canonical textf8dfd25299449de611130902a2ca06aee89bc210f5c4a1206d0f79964e711865
Markdown1c62da2c2e14df232f5a703036193e48ee7bd1c00e8216f45b0403cb4e82fa8e
PDF
Publication pagee70f08eaf8807eddbfbe7d0014a63de132d541417335963224e65ada7acd0748
Manifest170275564fef3af2fa955aa0ed046e20f201ff3e5a50cdaadcce24a694255e25

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
SignaturebpF32xXwDaj1zBKbw9x9J1NaxQCUafHtCF103Ts6BqH/IedVupUkdu1DfNtAfP5BCbl485Rnkk0HTqd5SOJbBw==
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

2026-09-17T10:51:07.793560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055772
observed e70f08eaf8807eddbfbe7d0014a63de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.774537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055772/manifest.json
observed 170275564fef3af2fa955aa0ed046e20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.752937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055772/publication.md
observed 1c62da2c2e14df232f5a703036193e48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.734692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055772/publication.txt
observed f8dfd25299449de611130902a2ca06ae...
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.