OpenTechnical

OT-2026-000099773

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, sustained 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-2026-000099773) never changes.

Identity and time

Publication numberOT-2026-000099773 · never reused
Internal UUID01a0aea2-c977-7000-9990-e7677c64baca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099773
StatusPUBLIC

Content hashes

Canonical text12dcfe3d19480dbd128ccf7036dbb43653d1d8fed329f430520786fbb694bd7f
Markdown668c88fab483d8da072fe51486de4ab156b25d4eeda5312b659ab03b58eb9df5
PDF
Publication page0d5a33aa16ec02d4c56a73aa4d71b8edc56ed293c14568ba1cb225492317ba42
Manifesta858bf5e589e5ec038966b3d05c4780185af5321a76287f02e97638230c36a79

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
Signaturehr9ViImnWk7d0EkwFk3DMWBskIUO2ldWhhA1JEUKGJ2O/aQrX/lrQOz9DR/NQwDcqF0UaBF3MCYl83ziaKQSBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:48.359301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099773
observed 0d5a33aa16ec02d4c56a73aa4d71b8ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:48.340801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099773/manifest.json
observed a858bf5e589e5ec038966b3d05c47801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:48.320867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099773/publication.md
observed 668c88fab483d8da072fe51486de4ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:48.304642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099773/publication.txt
observed 12dcfe3d19480dbd128ccf7036dbb436...
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.