OpenTechnical

OT-2026-000054673

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two 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-2026-000054673) never changes.

Identity and time

Publication numberOT-2026-000054673 · never reused
Internal UUID01a0ae86-1284-7d2b-925d-b291d3d9bd71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054673
StatusPUBLIC

Content hashes

Canonical text0d4d0528aa0bd8deb992a2313c17a6c65ec93982b306727fbd8b8cb545283af0
Markdown5e3730f1e0f4e9d0301079d548f5b10d97653f6b34c197366e0ae0fc16672f24
PDF
Publication page4ae793bdea79982fcbd165b70cc3b935e240ccfee7a71ab4308341bf33ff5d39
Manifest8e5bf351ff1a60421552c5292ff4adb35689cba5b4173563d5476769a9b522bd

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
SignatureGVcNJE63UYYvCJeaUrs7inJRSskokUOWJ35dEzKfEqs/8wWK1gUWmRNRUZrgXd55QUJUQOfhvvGnX4jK1BFBAg==
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

2026-09-17T10:53:44.936946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054673
observed 4ae793bdea79982fcbd165b70cc3b935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.919069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054673/manifest.json
observed 8e5bf351ff1a60421552c5292ff4adb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.902897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054673/publication.md
observed 5e3730f1e0f4e9d0301079d548f5b10d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.884987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054673/publication.txt
observed 0d4d0528aa0bd8deb992a2313c17a6c6...
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.