OpenTechnical

OT-2026-000017038

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017038) never changes.

Identity and time

Publication numberOT-2026-000017038 · never reused
Internal UUID01a0ae6e-591b-7c58-bc4f-7a8de8dada2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017038
StatusPUBLIC

Content hashes

Canonical text6d551650f0106deff5291dbbe1f4799ff37304b512189cd8c2f62dcf8f95a8d6
Markdown67fa8a77b7bda5c1aba6784b729db3144afc2198d8aacb7135f2e1ac0ce405ec
PDF
Publication page45a3eaba44f9e0688441f16aef14d2a0790ef54b14945d936e0f03d00f603992
Manifesteff7495d67a1d5ce67b45604cdce1a45c1077a2deff5396e0b186e158c6ce6fe

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
SignaturenssWWxjHChRBxeaePxSpbkXjgDtJD858Iue119+VpB/m0A8kXhTOb+rV7zDTWfCNse3HgpO3Dg+UvQqx49FFDw==
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

2026-09-17T12:03:27.061305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017038
observed 45a3eaba44f9e0688441f16aef14d2a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.044802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017038/manifest.json
observed eff7495d67a1d5ce67b45604cdce1a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.026243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017038/publication.md
observed 67fa8a77b7bda5c1aba6784b729db314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.006472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017038/publication.txt
observed 6d551650f0106deff5291dbbe1f4799f...
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.