OpenTechnical

OT-2026-000048723

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000048723) never changes.

Identity and time

Publication numberOT-2026-000048723 · never reused
Internal UUID01a0ae80-c32b-75f2-b24a-9b7ad24bd150 · 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-2026-000048723
StatusPUBLIC

Content hashes

Canonical textd171590e9c7f59268a61f4bdb74f8f9ae60cb43ea6c0b3098bbfc5716f9112ea
Markdown04f752b6922c59a0876e51767133e518ee8172990c10a065d1c87eb56685e461
PDF
Publication page20481454a094dee88acdba9540f11ed9b8afeeeef6739a5c739dbd0aa8b0b17e
Manifest9344befb59aade1a544c448afbc79693ecfb364d4c26102b49fab0ce5f6fcace

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
SignatureRql4GeXHyBTG2m4Em20CypM1ynEdGRAtmDqpMi3kJq05DtKGoUJQSc2imn9wKrDoQWZy02ZNc71Aeb2UtWViCQ==
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

2026-09-17T11:04:22.255989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048723
observed 20481454a094dee88acdba9540f11ed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:22.235402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048723/manifest.json
observed 9344befb59aade1a544c448afbc79693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:22.215083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048723/publication.md
observed 04f752b6922c59a0876e51767133e518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:22.195164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048723/publication.txt
observed d171590e9c7f59268a61f4bdb74f8f9a...
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.