OpenTechnical

OT-2026-000048778

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000048778) never changes.

Identity and time

Publication numberOT-2026-000048778 · never reused
Internal UUID01a0ae80-c32c-7e94-8e98-a95334aad8b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048778
StatusPUBLIC

Content hashes

Canonical texte212724ce886dde3eca50ee7de8d853a91561a8f90982cad8bd3e79a95d5003a
Markdown866438ca400dae52305eeee6f9fc72b7f90036e1da5b4b2b21d972655bec31c8
PDF
Publication page7ef2260c2bb1bfeafeb5b653cdea715b8d4cff130b3964cba687a8fa41dd078f
Manifest45853e12b95ed89f71f469f0f639d18ec2f27c3c272cd284ba1cdc2c283a5178

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
Signatureh25WcOMe/ZutIiTxKzO0tvMB9oyAUwEdvi9N9gswQCP5gkn+KID3tnZNs8alQGm9Fs11kVi9+NQ5grlLOuyDDQ==
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

2026-09-17T11:04:28.453698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048778
observed 7ef2260c2bb1bfeafeb5b653cdea715b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:28.424453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048778/manifest.json
observed 45853e12b95ed89f71f469f0f639d18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:28.397717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048778/publication.md
observed 866438ca400dae52305eeee6f9fc72b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:28.365614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048778/publication.txt
observed e212724ce886dde3eca50ee7de8d853a...
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.