OpenTechnical

OT-2026-000016157

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000016157) never changes.

Identity and time

Publication numberOT-2026-000016157 · never reused
Internal UUID01a0ae6e-2d10-7826-a578-65bf472258d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016157
StatusPUBLIC

Content hashes

Canonical text67f38597fd6f29414d41f550e75c507f9b9d22762748413fdacacf16e309842d
Markdownf2d4bc8be8dacaa6956604a194a1aa5ceeea8f8b391707f9d59a2c1210a3979e
PDF
Publication pagec36491736532781b43a5cfccc5a51fcea4d19601837397a6fbea5246411d7251
Manifest70abbf93658d9795463d9ecfb62d70ff77bc74d49a007cf1ebe5d8e0b8c8615a

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
SignatureZzErJOKc/yr0FeFckRHaq8KYdb3EtGjVeAngx2FdgZCsVs7+UruOgbSsK8IvKCFOP3DAeoqrBBljFLdbizx+Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:03:35.982137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016157
observed c36491736532781b43a5cfccc5a51fce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.962642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016157/manifest.json
observed 70abbf93658d9795463d9ecfb62d70ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.943701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016157/publication.md
observed f2d4bc8be8dacaa6956604a194a1aa5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.918989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016157/publication.txt
observed 67f38597fd6f29414d41f550e75c507f...
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.